Service manual

UX-510UA
FO-1470U
CNLIUA
CHECK
TEL/LIU
PWB
Connector Cable
CNPN2
CNTH2
CNCCD2
CNMT2
CNLED2
CNSP2
CNCS2
CNPH2
CNBZ2
CNSNS
QCNW-4723SCZZ
CCNW-4759SC01
QCNW-4725SCZZ
QCNW-4726SCZZ
QCNW-4727SCZZ
QCNW-4728SCZZ
QCNW-4729SCZZ
QCNW-4731SCZZ
QCNW-4732SCZZ
QCNW-4730SCZZ
Cable color CNSNS Connected to (PWB)
1
14
CHECK
CONTROL
PWB
1. Brown RHS TP2 (TEL/LIU)
2. Red DRSNS DOOR SW (Control)
3. Orange N.C. —————
4. Yellow RBN
Cable
A set with a mounted
extension board unit
CNLIUA
RBNSNS (Control)
PINSNS (Control)5. Green PIN
CNPW
POWER
SUPPLY
PWB
RBNSNS
PINSNS
DOOR SW
J17
J13
TP2
8 – 2
2. Description
2-1. Extension board unit
1. Remove the TEL/LIU PWB, control PWB and Power Supply PWB
from this unit, and mount the extension board unit instead.
• Before connecting the wiring to the extension board unit, set the
test PWB switches to the fixed position.
2. The setting is as follows.
The hook switch are operated by OR of the mechanical unit switch and
the test PWB switch. When performing installation in the machine unit,
set the test PWB switches to the fixed position.
Mechanical unit PWB to be tested
Actual operation with mechanical unit
Hook SW
ON/OFF operation
ON-HOOK
PWB sensor check
* Recording paper: ON
No recording paper: OFF
Hook SW
ON-HOOK
ON/OFF operation
RELAY CABLE
DON'T SEPARATE
UNIT
Note: For the thermal head cable only, connect to the relay cable, not to
the relay PWB.